Is it possible to update the sales order tables
1. tdind013 Maintian Extension to Sales Order header
2. tdind840 Maintian Export Data form Sales Order
3. tdind841 Maintian Export Data form Sales Order Lines
4. tdind017 Maintian Extension to Sales Order Lines
or AFS is the only method to fill these sessions once Orders are generated
from the contracts,and what tables are being updates once these sessions are filled in?